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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-09 10:10:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-09 10:10:15 -0700
commit4a1e31c68e9f40be32838944931178b0d9ed9162 (patch)
tree98b2cd1280ec759543a07a9517db04706ebf5de5 /arch/arc/include/asm
parentc6778ff813d2ca3e3c8733c87dc8b6831a64578b (diff)
parentcf4100d1cddcd243f80ac2af2e4c4273919ff225 (diff)
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Merge tag 'arc-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC updates from Vineet Gupta: - AXS10x platform clk updates for I2S, PGU - add region based cache flush operation for ARCv2 cores - enforce PAE40 dependency on HIGHMEM - ptrace support for additional regs in ARCv2 cores - fix build failure in linux-next dut to a header include ordering change * tag 'arc-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: Revert "ARCv2: Allow enabling PAE40 w/o HIGHMEM" ARC: mm: fix build failure in linux-next for UP builds ARCv2: ptrace: provide regset for accumulator/r30 regs elf: Add ARCv2 specific core note section ARCv2: mm: micro-optimize region flush generated code ARCv2: mm: Merge 2 updates to DC_CTRL for region flush ARCv2: mm: Implement cache region flush operations ARC: mm: Move full_page computation into cache version agnostic wrapper arc: axs10x: Fix ARC PGU default clock frequency arc: axs10x: Add DT bindings for I2S audio playback
Diffstat (limited to 'arch/arc/include/asm')
-rw-r--r--arch/arc/include/asm/cache.h6
-rw-r--r--arch/arc/include/asm/mmu.h4
-rw-r--r--arch/arc/include/asm/pgtable.h6
3 files changed, 13 insertions, 3 deletions
diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h
index 5008021fba98..19ebddffb279 100644
--- a/arch/arc/include/asm/cache.h
+++ b/arch/arc/include/asm/cache.h
@@ -62,6 +62,8 @@ extern unsigned long perip_base, perip_end;
#define ARC_REG_IC_BCR 0x77 /* Build Config reg */
#define ARC_REG_IC_IVIC 0x10
#define ARC_REG_IC_CTRL 0x11
+#define ARC_REG_IC_IVIR 0x16
+#define ARC_REG_IC_ENDR 0x17
#define ARC_REG_IC_IVIL 0x19
#define ARC_REG_IC_PTAG 0x1E
#define ARC_REG_IC_PTAG_HI 0x1F
@@ -76,6 +78,8 @@ extern unsigned long perip_base, perip_end;
#define ARC_REG_DC_IVDL 0x4A
#define ARC_REG_DC_FLSH 0x4B
#define ARC_REG_DC_FLDL 0x4C
+#define ARC_REG_DC_STARTR 0x4D
+#define ARC_REG_DC_ENDR 0x4E
#define ARC_REG_DC_PTAG 0x5C
#define ARC_REG_DC_PTAG_HI 0x5F
@@ -83,6 +87,8 @@ extern unsigned long perip_base, perip_end;
#define DC_CTRL_DIS 0x001
#define DC_CTRL_INV_MODE_FLUSH 0x040
#define DC_CTRL_FLUSH_STATUS 0x100
+#define DC_CTRL_RGN_OP_INV 0x200
+#define DC_CTRL_RGN_OP_MSK 0x200
/*System-level cache (L2 cache) related Auxiliary registers */
#define ARC_REG_SLC_CFG 0x901
diff --git a/arch/arc/include/asm/mmu.h b/arch/arc/include/asm/mmu.h
index b144d7ca7d20..db7319e9b506 100644
--- a/arch/arc/include/asm/mmu.h
+++ b/arch/arc/include/asm/mmu.h
@@ -9,6 +9,10 @@
#ifndef _ASM_ARC_MMU_H
#define _ASM_ARC_MMU_H
+#ifndef __ASSEMBLY__
+#include <linux/threads.h> /* NR_CPUS */
+#endif
+
#if defined(CONFIG_ARC_MMU_V1)
#define CONFIG_ARC_MMU_VER 1
#elif defined(CONFIG_ARC_MMU_V2)
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
index ee22d40afef4..08fe33830d4b 100644
--- a/arch/arc/include/asm/pgtable.h
+++ b/arch/arc/include/asm/pgtable.h
@@ -35,11 +35,11 @@
#ifndef _ASM_ARC_PGTABLE_H
#define _ASM_ARC_PGTABLE_H
-#include <asm/page.h>
-#include <asm/mmu.h>
+#include <linux/const.h>
#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>
-#include <linux/const.h>
+#include <asm/page.h>
+#include <asm/mmu.h> /* to propagate CONFIG_ARC_MMU_VER <n> */
/**************************************************************************
* Page Table Flags